Color

#2b0ecd

#2b0ecd
hex#2b0ecd
rgbrgb(43, 14, 205)
hslhsl(249, 87%, 43%)
oklchoklch(0.404 0.253 271.7)
Closest name: Busty Blue (#3300cc)Relative luminance 0.0524

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#b0cd0e

#0e51cd · #8a0ecd

#cd2b0e · #0ecd2b

Split-complementary

Open in tool →

#cd8a0e · #51cd0e

#cd0e51 · #b0cd0e · #0ecd8a

Contrast

#2b0ecd as textRatioAAAA largeAAAFix
Aaon white
10.26:1passpasspassPasses AAA — no fix needed.
Aaon black
2.05:1failfailfail
  • AA: use #735df4 as the text (4.6:1)
  • AAA: use #9888f7 as the text (7.2:1)
  • AA: or shift the background to #adadad (4.57:1)
  • AAA: or shift the background to #d6d6d6 (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b0ecd as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#2b0ecd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b0ecd
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #2b0ecd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b0ecd-a79cc4-dfae4e-271f2d-e9ecf1?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md